// Copyright (c) 2010 Thomas Stuefe
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

#pragma once

#pragma managed(push, off)
#include "sqlite3.h"
#pragma managed(pop)

#include "ErrorCode.h"
#include "IStatement.h"
#include "IDatabase.h"

using namespace System;


namespace zencat {
namespace sqlite {

	private ref class DatabaseImpl : public IDatabase {
	public:
	
		virtual void Close();

		property bool IsOpen { 
			virtual bool get() { return _hdl ? true : false; }
		}

		property bool WasCreated { 
			virtual bool get() { return _wasCreated ? true : false; }
		}

		property String^ DatabaseFile { 
			virtual String^ get() { return _databaseFile; }
		}

		property ErrorCode LastErrorCode { 
			virtual ErrorCode get();
		}

		property String^ LastErrorMessage { 
			virtual String^ get(); 
		}

		property int NumberOfChangedRows { 
			virtual int get(); 
		}

		property __int64 LastInsertRowId { 
			virtual __int64 get(); 
		}

		virtual void ExecuteSql(String^ sql);

		virtual IStatement^ CreateStatement(String^ sql);
		
		virtual void StartTransaction();

		virtual void CommitTransaction();

		virtual void RollbackTransaction();

		property bool InTransaction { 
			virtual bool get() { return _inTransaction; }
		}

	internal:

		DatabaseImpl(::sqlite3* hdl, String^ databaseFile, bool wasCreated);

		~DatabaseImpl();

		!DatabaseImpl();

		::sqlite3* GetNativeHandle() { 
			return _hdl; 
		}

	private:
		
		::sqlite3* _hdl;

		String^ _databaseFile;
		wchar_t* _databaseFile0;
	
		bool _inTransaction;

		bool _wasCreated;

	};


} // end namespace sqlite

} // end namespace zencat